Changing Planet

NBC Learn, in partnership with the National Science Foundation, explores the impact that climate change is having on our planet. For related lesson plans, check the back of each Cue Card, or visit the Windows to the Universe project team at the National Earth Science Teachers Association. If you are having trouble viewing the videos

Changing Planet

As the world's population hits seven million, freshwater resources are even more threatened by the effects of climate change. At the third "Changing Planet" Town Hall, held at Arizona State University, NBC News Chief Environmental Co ...

In 2001, Drs. Bill Bradshaw and Christina Holzapfel at the University of Oregon became the first scientists to prove that recent global climate change is causing genetic adaptation in certain organisms. Their research over the past 30 ...

The wine industry is a multi-billion-dollar-a-year industry, but it could be in serious danger due to climate change. Scientists Grant Cramer and Anne Fennell are studying how different grape varieties respond to harsher conditions su ...

Millions of pine trees are dying in western North America, all due to a beetle about the size of a grain of rice. The mountain pine beetle uses pheromones, a chemical that attracts other mountain pine beetles, to successfully overwhe ...

Dr. Joy Ward at the University of Kansas is looking at how rising levels of carbon dioxide in the atmosphere may be impacting trees around the world and even causing them to adapt. By looking at ancient tree specimens from the Ice Ag ...

Lizard populations around the world are in danger of going extinct. Dr. Barry Sinervo of UC-Santa Cruz explains that warming temperatures are to blame, limiting the amount of time the lizards have for gathering food and for reproduct ...

At George Washington University, NBC News Chief Enviromental Correspondent Anne Thompson and a panel of experts discuss how America can be transitioned away from traditional energy sources and towards a green economy. Included are Ke ...

With the threat of a warmer, wetter world and a larger global population, scientists are researching how climate change may impact the spread of infectious diseases, such as cholera and dengue fever, and how outbreaks may be prevented ...

One of the bellwether species on the impact of climate change to our environment is the butterfly. Scientists say that warmer temperatures are affecting where butterflies live and breed, causing some species to migrate toward cooler c ...

In the past century, as the climate has warmed, sea level rise has accelerated. Scientists predict it will only increase, and they're studying changes in the ocean and land to better understand how and why the water is rising. "Chang ...

Because of a warming atmosphere, permafrost -- the frozen ground that covers the top of the world -- has been thawing rapidly over the last three decades. But there is cause for concern beyond the far north, because the carbon releas ...

The world's glaciers are shrinking at alarming rates, and many scientists believe it is due to changes in climate. Dr. Lonnie Thompson of Ohio State University and Dr. Douglas Hardy of UMass-Amherst discuss glaciers and how they melt ...

Black carbon, composed of tiny particles of soot, is produced whenever organic substances like fossil fuels, firewood or coal is incompletely burned. These particles are polluting the air and causing serious health and environmental c ...

As higher amounts of carbon dioxide become absorbed by the oceans, some marine organisms are finding it's a struggle to adjust. "Changing Planet" is produced in partnership with the National Science Foundation.

Scientists are studying coral reefs around the world to discover the impact that warmer temperatures and increased carbon dioxide may have on the life cycle of corals. "Changing Planet" is produced in partnership with the National Sc ...

Bermuda may be known as a luxurious vacation destination, but it also houses one of the world's leading institutes for ocean studies, called BIOS. Dr. Tony Knap explains how climate change is causing ocean temperatures to rise, and wh ...

As the global population continues to increase, scientists and farmers are concerned about the impacts that climate change could have on the world's crops. To better understand the process of photosynthesis and how plants use water an ...

Scientists studying lakes in northern and tropical latitudes are finding that rising lake water temperatures are affecting the ecosystems of the lakes. "Changing Planet" is produced in partnership with the National Science Foundation ...

Scientists are watching the Arctic Ocean closely and measuring the growing amount of freshwater to see how it could affect the Earth's climate. "Changing Planet" is produced in partnership with the National Science Foundation.

Tom Brokaw joins a panel of experts at Yale University to discuss how climate change is affecting human health, economic opportunity and competitiveness and moral and religious values, as well as how young people are getting involved ...

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